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GPU/HW: Implement flipped quad coordinate hack from beetle-psx

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Fixes graphical glitches around the edges of flipped sprites.
This commit is contained in:
Connor McLaughlin
2020-03-28 02:24:22 +10:00
parent f23bcc0faa
commit 0b347e2151
5 changed files with 99 additions and 14 deletions
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2
src/core/gpu_hw_opengl.cpp
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@ -252,7 +252,7 @@ bool GPU_HW_OpenGL::CreateVertexBuffer()
glVertexAttribIPointer(0, 2, GL_INT, sizeof(BatchVertex), reinterpret_cast<void*>(offsetof(BatchVertex, x)));
glVertexAttribPointer(1, 4, GL_UNSIGNED_BYTE, true, sizeof(BatchVertex),
reinterpret_cast<void*>(offsetof(BatchVertex, color)));
glVertexAttribIPointer(2, 1, GL_INT, sizeof(BatchVertex), reinterpret_cast<void*>(offsetof(BatchVertex, texcoord)));
glVertexAttribIPointer(2, 1, GL_INT, sizeof(BatchVertex), reinterpret_cast<void*>(offsetof(BatchVertex, u)));
glVertexAttribIPointer(3, 1, GL_INT, sizeof(BatchVertex), reinterpret_cast<void*>(offsetof(BatchVertex, texpage)));
glBindVertexArray(0);